//ImageLoadScript------------------


function preload() {
var img01 = new Image();
var img02 = new Image();
var img03 = new Image();
var img04 = new Image();
img01.src = "/museum/common/images/head_bt001-on.gif";
img02.src = "/museum/common/images/head_bt002-on.gif";
img03.src = "/museum/common/images/head_bt003-on.gif";
img04.src = "/museum/common/images/head_bt004-on.gif";
}